<h2 class="accordion-header">
    <button class="accordion-button {{ expanded|default(false) ? '' : 'collapsed' }}" type="button" data-bs-toggle="collapse" data-bs-target="#{{ accordion_item_id }}" aria-expanded="{{ expanded|default(false) ? 'true' : 'false' }}" aria-controls="{{ accordion_item_id }}">
            <span class="h5 mb-0 py-2">
                {% block accordion_item_title %}
                {% endblock %}
            </span>
    </button>
</h2>
